ECOSYSTEMS
Name 5 types of ecosystems
Urban, coastal, forests, ponds and grasslands
Humans spray chemicals on their crops to kill insects. These chemicals are called:
Pesticides
It is a group of mountains.
Mountain range.
Igneous, sedimentary and metamorphic.
Another name for living things.
Another name for non-living things.
Biotic factor.
Abiotic factor.
When humans take too many fish from the sea.
Overfishing.
It is a high area of land but lower than a mountain.
Hill
Two examples of igneous rocks.
Granite, obsidian.
Name the specific trees that we can find in tropical and temperate forests.
Tropical: evergreen trees.
Temperate: decidious trees.
Animals get trapped in it. Sometimes they eat it and get sick or die.
Rubbish
It is an area of land between mountains.
Valley.
Two examples of sedimentary rocks.
Sandstone and chalk.
It is an ecosystem where the sea meets the land.
Coastal ecosystem.
Transport and factories cause:
Air pollution
It is an area of land surrounded by water except for one part.
Peninsula.
Two examples of metamorphic rocks.
Marble and gneiss.
Name two types of forests
Tropical and temperate
When humans cut down a lot of trees.
Deforestation.
Name two types of maps and explain their differences.
Relief map: uses different colours
Topographic map: uses lines and circles
1) High pressure and high temperature change a type of rock into another: _____________
2) When lava explodes out of a volcano and cools down: _________________
3) Small particles of rock form layers under the sea: __________________
1) Metamorphic.
2) Igneous.
3) Sedimentary.